<div class="problemindexholder" problemindex="A">
 <div class="ttypography">
  <div class="problem-statement">
   <div class="header">
    <div class="title">
     A. Kirill And The Game
    </div>
    <div class="time-limit">
     <div class="property-title">
      time limit per test
     </div>
     2 seconds
    </div>
    <div class="memory-limit">
     <div class="property-title">
      memory limit per test
     </div>
     256 megabytes
    </div>
    <div class="input-file">
     <div class="property-title">
      input
     </div>
     standard input
    </div>
    <div class="output-file">
     <div class="property-title">
      output
     </div>
     standard output
    </div>
   </div>
   <div>
    <p>
     Kirill plays a new computer game. He came to the potion store where he can buy any potion. Each potion is characterized by two integers — amount of experience and cost. The efficiency of a potion is the ratio of the amount of experience to the cost. Efficiency may be a non-integer number.
    </p>
    <p>
     For each two integer numbers
     <span class="tex-span">
      <i>
       a
      </i>
     </span>
     and
     <span class="tex-span">
      <i>
       b
      </i>
     </span>
     such that
     <span class="tex-span">
      <i>
       l
      </i>
      ≤
      <i>
       a
      </i>
      ≤
      <i>
       r
      </i>
     </span>
     and
     <span class="tex-span">
      <i>
       x
      </i>
      ≤
      <i>
       b
      </i>
      ≤
      <i>
       y
      </i>
     </span>
     there is a potion with experience
     <span class="tex-span">
      <i>
       a
      </i>
     </span>
     and cost
     <span class="tex-span">
      <i>
       b
      </i>
     </span>
     in the store (that is, there are
     <span class="tex-span">
      (
      <i>
       r
      </i>
      -
      <i>
       l
      </i>
      + 1)·(
      <i>
       y
      </i>
      -
      <i>
       x
      </i>
      + 1)
     </span>
     potions).
    </p>
    <p>
     Kirill wants to buy a potion which has efficiency
     <span class="tex-span">
      <i>
       k
      </i>
     </span>
     . Will he be able to do this?
    </p>
   </div>
   <div class="input-specification">
    <div class="section-title">
     Input
    </div>
    <p>
     First string contains five integer numbers
     <span class="tex-span">
      <i>
       l
      </i>
     </span>
     ,
     <span class="tex-span">
      <i>
       r
      </i>
     </span>
     ,
     <span class="tex-span">
      <i>
       x
      </i>
     </span>
     ,
     <span class="tex-span">
      <i>
       y
      </i>
     </span>
     ,
     <span class="tex-span">
      <i>
       k
      </i>
     </span>
     (
     <span class="tex-span">
      1 ≤
      <i>
       l
      </i>
      ≤
      <i>
       r
      </i>
      ≤ 10
      <sup class="upper-index">
       7
      </sup>
     </span>
     ,
     <span class="tex-span">
      1 ≤
      <i>
       x
      </i>
      ≤
      <i>
       y
      </i>
      ≤ 10
      <sup class="upper-index">
       7
      </sup>
     </span>
     ,
     <span class="tex-span">
      1 ≤
      <i>
       k
      </i>
      ≤ 10
      <sup class="upper-index">
       7
      </sup>
     </span>
     ).
    </p>
   </div>
   <div class="output-specification">
    <div class="section-title">
     Output
    </div>
    <p>
     Print "
     <span class="tex-font-style-tt">
      YES
     </span>
     " without quotes if a potion with efficiency exactly
     <span class="tex-span">
      <i>
       k
      </i>
     </span>
     can be bought in the store and "
     <span class="tex-font-style-tt">
      NO
     </span>
     " without quotes otherwise.
    </p>
    <p>
     You can output each of the letters in any register.
    </p>
   </div>
   <div class="sample-tests">
    <div class="section-title">
     Examples
    </div>
    <div class="sample-test">
     <div class="input">
      <div class="title">
       Input
      </div>
      <pre>1 10 1 10 1<br/></pre>
     </div>
     <div class="output">
      <div class="title">
       Output
      </div>
      <pre>YES</pre>
     </div>
     <div class="input">
      <div class="title">
       Input
      </div>
      <pre>1 5 6 10 1<br/></pre>
     </div>
     <div class="output">
      <div class="title">
       Output
      </div>
      <pre>NO</pre>
     </div>
    </div>
   </div>
  </div>
  <p>
  </p>
 </div>
</div>
